(0 20 7)(1 17 5)(2 11 4)(3 8 6)(9 15 13)(10 19 12)(14 18 16)
ALLOWS (11/8)-SEQUENCE
1: (0 2 11)
(0 4 2 20 7)(1 17 5)(3 8 6)(9 15 13)(10 19 12)(11)(14 18 16)
2: (0 4 7)
(0)(1 17 5)(2 20 7)(3 8 6)(4)(9 15 13)(10 19 12)(11)(14 18 16)
3: (3 8 6)
(0)(1 17 5)(2 20 7)(3)(4)(6)(8)(9 15 13)(10 19 12)(11)(14 18 16)
4: (1 17 5)
(0)(1)(2 20 7)(3)(4)(5)(6)(8)(9 15 13)(10 19 12)(11)(14 18 16)(17)